Premier Inns are easily as good as hotels twice the price that do not regard themselves as "budget". IMO. Travel Lodge is a different kettle of fish though - my in-laws got a nasty rash from the one in Brighton.....
I just got back from a Premier Inn down your way HK. Bloke in front of me (middle-aged man, embarrassed wife and daughter) was insisting on exercising his money-back guarantee, explaining that his room was too hot (possibly, if you insisted on using the duvet regardless of how hot you were, or...